氯化钠是生理盐水吗

Let's make friend是什么意思 7.5% of what number is 12? look his uncle （clena） his car over there.用动词的正确形式填空 had been broken ,had broken 哪个是过去完成时呢 怎么区分 SAT数学题：20 percent of 5 is 50 percent of what number?我想知道这题的翻译是多少?percent不是百分的意思吗? What number exceed 50 percent of itself by10 是什么意思中文翻译一下 my tongue was busy searching out the hole where the tooth had been.这里最后的had been,为什么不用had done.这的 the hole where the tooth had been翻译是：刚拔掉的那颗牙的伤口,怎样理解这句话 my tongue was busy searching out the hole where the tooth had been的句子成分?my tongue（主语） was busy（表语） searching out the hole（?） where the tooth had been（是定语从句修饰hole还是地点状语从句?） my tongue was busy searching out the hole where the tooth had been,最后的had been是什么用法为什么要用过去完成时,省略的什么, 请问这句如何理解 my tongue was busy searching out the hole where the tooth had been?那The tooth had been in the hole呢? my tongue was busy searching out the hole where the tooth had been.最后had been省略掉了什么部分为什么省略 At Spring Festifal,children dress in beautifal clothes改一处错误 You have 3 credits left for today (what's this?)can I When the Penfriend you? Hurry up!The train is leaving.You know it leaves at8:30am.后半句leaves这里也用is leaving替换可以吗 I found that he was a clever student.(改同义句)I found ____ ____ ____ a clever student I can know the time train leaves n the t__.打错一个…… 那个n 是on…… 下面句子为什么用的是被动语态was finished而不是过去完成时had been finishedWe are happy to learn that the difficult work was finished through everyone's effort yesterday. Yes,I looking forward to Dragon Boat festival.翻译成中文谢谢 We`re looking forward to the Dragon Boat festival把他改为一般疑问句 ever even yet 三个词的区别 详细一点举点例子 谢谢 请问ever 和even 的用法 英语单词even与ever的用法及区别?需详细了解它们的用法 just ,yet,ever,even的区别!急He ( )finished his homework.\为什么!区别 ever与even的意思分别是什么 ★★★有个标点符号不会打也就是说,我在打字时,有时候 ” 后引号先出现,必须先打后引号 ”有时候还要连续打出两个前引号 “ “ 怎样连续打出后引号”””””怎样按键盘.不要先打出前 我有很多标点符号不会打啊,谁教教我最好把所有符号输入法都写上 a drink with jam and thread 怎么连读?帮忙用音标写下.其中的with中的w和jam中j是半元音吗?我听录音,其中的with音调好象没怎么听到,好象直接过渡过去了.困惑... It's huge and filled with sunshine .怎么连读?请仔细用音标出来.It has a great balcony .has a great 可以连读吗?It's new and well equipped .It's new and 怎么读?感觉英语连读好难啊,对连读一点不懂,可以多列 是celebrate with drink 还是celebration with drink? What happens in this month? 帮我推荐一本德汉词典和汉德词典 （最好词汇量大,而且搭配、例句丰富的） 哪种英语字典比较好 实用 要有双解 而且例句较多 还有该单词的用法 音标 词汇量也比较大请具体到字典的名字